<!-- 商品中心 - 商品列表  -->
<template>
  <!-- 搜索工作栏 -->
<ContentWrap>
  <el-form
    ref="queryFormRef"
    :inline="true"
    :model="queryParams"
    class="-mb-15px"
    label-width="68px"
  >
    <el-form-item label="商品名称" prop="name">
      <el-input
        v-model="queryParams.name"
        class="!w-240px"
        clearable
        placeholder="请输入商品名称"
        @keyup.enter="handleQuery"
      />
    </el-form-item>
    <el-form-item label="商品分类" prop="categoryId">
      <el-cascader
        v-model="queryParams.categoryId"
        :options="categoryList"
        :props="defaultProps"
        class="w-1/1"
        clearable
        filterable
        placeholder="请选择商品分类"
      />
    </el-form-item>
    <el-form-item label="创建时间" prop="createTime">
      <el-date-picker
        v-model="queryParams.createTime"
        :default-time="[new Date('1 00:00:00'), new Date('1 23:59:59')]"
        class="!w-240px"
        end-placeholder="结束日期"
        start-placeholder="开始日期"
        type="daterange"
        value-format="YYYY-MM-DD HH:mm:ss"
      />
    </el-form-item>
    <el-form-item>
      <el-button @click="handleQuery">
        <Icon class="mr-5px" icon="ep:search" />
        搜索
      </el-button>
      <el-button @click="resetQuery">
        <Icon class="mr-5px" icon="ep:refresh" />
        重置
      </el-button>
      <el-button
        v-hasPermi="['product:spu:create']"
        plain
        type="primary"
        @click="openForm(undefined)"
      >
        <Icon class="mr-5px" icon="ep:plus" />
        新增
      </el-button>
      <el-button
        v-hasPermi="['product:spu:export']"
        :loading="exportLoading"
        plain
        type="success"
        @click="handleExport"
      >
        <Icon class="mr-5px" icon="ep:download" />
        导出
      </el-button>
    </el-form-item>
  </el-form>
</ContentWrap>

<!-- 列表 -->
<ContentWrap>
  <el-tabs v-model="queryParams.tabType" @tab-click="handleTabClick">
    <el-tab-pane
      v-for="item in tabsData"
      :key="item.type"
      :label="item.name + '(' + item.count + ')'"
      :name="item.type"
    />
  </el-tabs>
  <el-table v-loading="loading" :data="list">
    <el-table-column type="expand">
      <template #default="{ row }">
        <el-form class="spu-table-expand" label-position="left">
          <el-row>
            <el-col :span="24">
              <el-row>
                <el-col :span="8">
                  <el-form-item label="商品分类:">
                    <span>{{ formatCategoryName(row.categoryId) }}</span>
                  </el-form-item>
                </el-col>
                <el-col :span="8">
                  <el-form-item label="市场价:">
                    <span>{{ fenToYuan(row.marketPrice) }}</span>
                  </el-form-item>
                </el-col>
                <el-col :span="8">
                  <el-form-item label="成本价:">
                    <span>{{ fenToYuan(row.costPrice) }}</span>
                  </el-form-item>
                </el-col>
              </el-row>
            </el-col>
          </el-row>
          <el-row>
            <el-col :span="24">
              <el-row>
                <el-col :span="8">
                  <el-form-item label="浏览量:">
                    <span>{{ row.browseCount }}</span>
                  </el-form-item>
                </el-col>
                <el-col :span="8">
                  <el-form-item label="虚拟销量:">
                    <span>{{ row.virtualSalesCount }}</span>
                  </el-form-item>
                </el-col>
                <el-col :span="8">
                  <el-form-item label="供货果园:">
                    <span>{{ row.orchardName }}</span>
                  </el-form-item>
                </el-col>
              </el-row>
            </el-col>
          </el-row>
        </el-form>
      </template>
    </el-table-column>
    <el-table-column label="商品编号" min-width="140" prop="id" />
    <el-table-column label="商品信息" min-width="300">
      <template #default="{ row }">
        <div class="flex">
          <el-image
            fit="cover"
            :src="row.picUrl"
            class="flex-none w-50px h-50px"
            @click="imagePreview(row.picUrl)"
          />
          <div class="ml-4 overflow-hidden">
            <el-tooltip effect="dark" :content="row.name" placement="top">
              <div>
                {{ row.name }}
              </div>
            </el-tooltip>
          </div>
        </div>
      </template>
    </el-table-column>
    <el-table-column align="center" label="价格" min-width="160" prop="price">
      <template #default="{ row }"> ¥ {{ fenToYuan(row.price) }}</template>
    </el-table-column>
    <el-table-column align="center" label="销量" min-width="90" prop="salesCount" />
    <el-table-column align="center" label="库存" min-width="90" prop="stock" />
    <el-table-column align="center" label="排序" min-width="70" prop="sort" />
    <el-table-column align="center" label="销售状态" min-width="80">
      <template #default="{ row }">
        <template v-if="row.status >= 0">
          <el-switch
            v-model="row.status"
            :active-value="1"
            :inactive-value="0"
            active-text="上架"
            inactive-text="下架"
            inline-prompt
            @change="handleStatusChange(row)"
          />
        </template>
        <template v-else>
          <el-tag type="info">回收站</el-tag>
        </template>
      </template>
    </el-table-column>
    <el-table-column
      :formatter="dateFormatter"
      align="center"
      label="创建时间"
      prop="createTime"
      width="180"
    />
    <el-table-column align="center" fixed="right" label="操作" min-width="200">
      <template #default="{ row }">
        <el-button link type="primary" @click="openDetail(row.id)"> 详情 </el-button>
        <el-button
          v-hasPermi="['product:spu:update']"
          link
          type="primary"
          @click="openForm(row.id)"
        >
          修改
        </el-button>
        <template v-if="queryParams.tabType === 4">
          <el-button
            v-hasPermi="['product:spu:delete']"
            link
            type="danger"
            @click="handleDelete(row.id)"
          >
            删除
          </el-button>
          <el-button
            v-hasPermi="['product:spu:update']"
            link
            type="primary"
            @click="handleStatus02Change(row, ProductSpuStatusEnum.DISABLE.status)"
          >
            恢复
          </el-button>
        </template>
        <template v-else>
          <el-button
            v-hasPermi="['product:spu:update']"
            link
            type="danger"
            @click="handleStatus02Change(row, ProductSpuStatusEnum.RECYCLE.status)"
          >
            回收
          </el-button>
        </template>
      </template>
    </el-table-column>
  </el-table>
  <!-- 分页 -->
  <Pagination
    v-model:limit="queryParams.pageSize"
    v-model:page="queryParams.pageNo"
    :total="total"
    @pagination="getList"
  />
</ContentWrap>
</template>
<script lang="ts" setup>
import { TabsPaneContext } from 'element-plus'
import { createImageViewer } from '@/components/ImageViewer'
import { dateFormatter } from '@/utils/formatTime'
import { defaultProps, handleTree, treeToString } from '@/utils/tree'
import { ProductSpuStatusEnum } from '@/utils/constants'
import { fenToYuan } from '@/utils'
import download from '@/utils/download'
import * as ProductSpuApi from '@/api/mall/product/spu'
import * as ProductCategoryApi from '@/api/mall/product/category'

defineOptions({ name: 'ProductSpu' })

const message = useMessage() // 消息弹窗
const { t } = useI18n() // 国际化
const { push } = useRouter() // 路由跳转

const loading = ref(false) // 列表的加载中
const exportLoading = ref(false) // 导出的加载中
const total = ref(0) // 列表的总页数
const list = ref<ProductSpuApi.Spu[]>([]) // 列表的数据
// tabs 数据
const tabsData = ref([
{
  name: '出售中',
  type: 0,
  count: 0
},
{
  name: '仓库中',
  type: 1,
  count: 0
},
{
  name: '已售罄',
  type: 2,
  count: 0
},
{
  name: '警戒库存',
  type: 3,
  count: 0
},
{
  name: '回收站',
  type: 4,
  count: 0
}
])

const queryParams = ref({
pageNo: 1,
pageSize: 10,
tabType: 0,
name: '',
categoryId: undefined,
createTime: undefined
}) // 查询参数
const queryFormRef = ref() // 搜索的表单Ref

/** 查询列表 */
const getList = async () => {
loading.value = true
try {
  const data = await ProductSpuApi.getSpuPage(queryParams.value)
  list.value = data.list
  total.value = data.total
} finally {
  loading.value = false
}
}

/** 切换 Tab */
const handleTabClick = (tab: TabsPaneContext) => {
queryParams.value.tabType = tab.paneName as number
getList()
}

/** 获得每个 Tab 的数量 */
const getTabsCount = async () => {
const res = await ProductSpuApi.getTabsCount()
for (let objName in res) {
  tabsData.value[Number(objName)].count = res[objName]
}
}

/** 添加到仓库 / 回收站的状态 */
const handleStatus02Change = async (row: any, newStatus: number) => {
try {
  // 二次确认
  const text = newStatus === ProductSpuStatusEnum.RECYCLE.status ? '加入到回收站' : '恢复到仓库'
  await message.confirm(`确认要"${row.name}"${text}吗？`)
  // 发起修改
  await ProductSpuApi.updateStatus({ id: row.id, status: newStatus })
  message.success(text + '成功')
  // 刷新 tabs 数据
  await getTabsCount()
  // 刷新列表
  await getList()
} catch {}
}

/** 更新上架/下架状态 */
const handleStatusChange = async (row: any) => {
try {
  // 二次确认
  const text = row.status ? '上架' : '下架'
  await message.confirm(`确认要${text}"${row.name}"吗？`)
  // 发起修改
  await ProductSpuApi.updateStatus({ id: row.id, status: row.status })
  message.success(text + '成功')
  // 刷新 tabs 数据
  await getTabsCount()
  // 刷新列表
  await getList()
} catch {
  // 异常时，需要重置回之前的值
  row.status =
    row.status === ProductSpuStatusEnum.DISABLE.status
      ? ProductSpuStatusEnum.ENABLE.status
      : ProductSpuStatusEnum.DISABLE.status
}
}

/** 删除按钮操作 */
const handleDelete = async (id: number) => {
try {
  // 删除的二次确认
  await message.delConfirm()
  // 发起删除
  await ProductSpuApi.deleteSpu(id)
  message.success(t('common.delSuccess'))
  // 刷新tabs数据
  await getTabsCount()
  // 刷新列表
  await getList()
} catch {}
}

/** 商品图预览 */
const imagePreview = (imgUrl: string) => {
createImageViewer({
  urlList: [imgUrl]
})
}

/** 搜索按钮操作 */
const handleQuery = () => {
getList()
}

/** 重置按钮操作 */
const resetQuery = () => {
queryFormRef.value.resetFields()
handleQuery()
}

/** 新增或修改 */
const openForm = (id?: number) => {
// 修改
if (typeof id === 'number') {
  push({ name: 'ProductSpuEdit', params: { id } })
  return
}
// 新增
push({ name: 'ProductSpuAdd' })
}

/** 查看商品详情 */
const openDetail = (id: number) => {
push({ name: 'ProductSpuDetail', params: { id } })
}

/** 导出按钮操作 */
const handleExport = async () => {
try {
  // 导出的二次确认
  await message.exportConfirm()
  // 发起导出
  exportLoading.value = true
  const data = await ProductSpuApi.exportSpu(queryParams)
  download.excel(data, '商品列表.xls')
} catch {
} finally {
  exportLoading.value = false
}
}

/** 获取分类的节点的完整结构 */
const categoryList = ref() // 分类树
const formatCategoryName = (categoryId: number) => {
return treeToString(categoryList.value, categoryId)
}

/** 激活时 */
onActivated(() => {
   getTabsCount()
   getList()
})

/** 初始化 **/
onMounted(async () => {
await getTabsCount()
await getList()
// 获得分类树
const data = await ProductCategoryApi.getCategoryList({})
categoryList.value = handleTree(data, 'id', 'parentId')
})

</script>
<style lang="scss" scoped>
.spu-table-expand {
padding-left: 42px;

:deep(.el-form-item__label) {
  width: 82px;
  font-weight: bold;
  color: #99a9bf;
}
}
</style>
